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  1. Vacuole - Wikipedia

    Strands of cytoplasm often run through the vacuole. A vacuole is surrounded by a membrane called the tonoplast (word origin: Gk tón (os) + -o-, meaning “stretching”, “tension”, “tone” + comb. form repr. …

  2. Vacuole | Definition, Structure, Function, & Facts | Britannica

    Vacuole, in biology, a space within a cell that is empty of cytoplasm, lined with a membrane, and filled with fluid. Especially in protozoa, vacuoles are cytoplasmic organs, performing functions such as …

  3. Vacuole in Cells - Structure, Types, Functions

    Oct 7, 2025 · Learn what a vacuole is, its structure, types, and functions in plant, animal, fungal, and protist cells, plus its evolution and disorders.

  4. Vacuole - National Human Genome Research Institute

    4 days ago · A vacuole is a membrane-bound cell organelle. In animal cells, vacuoles are generally small and help sequester waste products. In plant cells, vacuoles help maintain water balance. …

  5. Vacuole - Definition, Structure and Functions | Biology Dictionary

    Jul 19, 2018 · A vacuole is an organelle in cells which functions to hold various solutions or materials. This includes solutions that have been created and are being stored or excreted, and those that have …

  6. What Is a Vacuole and What Does It Do? - Biology Insights

    Aug 21, 2025 · A vacuole is a distinct compartment within cells, present across various life forms. This organelle contributes to cellular processes and the overall function and survival of the cell.

  7. What Is a Vacuole? Understanding the 4 Main Functions

    A vacuole is a structure found in animal, plant, bacteria, protist, and fungi cells. It’s one of the largest organelles found in cells, and it’s shaped like a large sac. Vacuoles have a simple structure: they are …

  8. Vacuole – Definition, Structure, & Functions with Diagram

    Sep 21, 2021 · The term vacuole has its origin in the Latin word ‘vacuus’, meaning ’empty’, as it appears void under the microscope. It is a membrane-bound cell organelle that is devoid of cytoplasm and …

  9. What Is a Vacuole and What Does It Do? - ScienceInsights

    A vacuole is a distinct, membrane-enclosed compartment found within the cytoplasm of cells. This organelle is fundamentally an enclosed sac, often formed by the fusion of smaller membrane vesicles.

  10. An Introduction to Vacuole Organelles - ThoughtCo

    May 12, 2025 · A vacuole is a cell organelle found in a number of different cell types. Vacuoles are fluid-filled, enclosed structures that are separated from the cytoplasm by a single membrane.